1880486525

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{223}}^1\times {\mathrm{433}}^1$

素因数の和:726

約数の個数: 48

約数和(自身を含む): 2531504640

約数和(自身を除く): 651018115

約数列:

[1, 5, 19, 25, 41, 95, 205, 223, 433, 475, 779, 1025, 1115, 2165, 3895, 4237, 5575, 8227, 9143, 10825, 17753, 19475, 21185, 41135, 45715, 88765, 96559, 105925, 173717, 205675, 228575, 337307, 443825, 482795, 868585, 1686535, 1834621, 2413975, 3958919, 4342925, 8432675, 9173105, 19794595, 45865525, 75219461, 98972975, 376097305, 1880486525]

約数ペア:

[(1, 1880486525), (5, 376097305), (19, 98972975), (25, 75219461), (41, 45865525), (95, 19794595), (205, 9173105), (223, 8432675), (433, 4342925), (475, 3958919), (779, 2413975), (1025, 1834621), (1115, 1686535), (2165, 868585), (3895, 482795), (4237, 443825), (5575, 337307), (8227, 228575), (9143, 205675), (10825, 173717), (17753, 105925), (19475, 96559), (21185, 88765), (41135, 45715)]